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Old 05-16-2018, 02:44 PM
er455 er455 is offline
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Join Date: Mar 2011
Posts: 419
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Quote:
Originally Posted by Boostedbird View Post
Timing will make a huge difference, yes. In my opinion your downpipe is way small. I would go to atleast a 4", 5" if you have the room, and put something like a Loud valve cut out off the downpipe. That way you can keep your exhaust. The 3.5" downpipe doesn't have much more area than one of your 3" pipes. Here's a little chart showing area of pipes.
Wow did not think the 3.5 “ was that restrictive , I might be able to fit a 4” have to do some test fitting when I take my down pipe off next time .... what size were you able to fit ? We have the same car basically.